package org.cuit.lmq.config;

import lombok.extern.slf4j.Slf4j;
import org.cuit.lmq.filter.JwtAuthenticationFilter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

/**
 * @author Seon
 * @date 2023/3/4
 */
@Slf4j
@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SpringSecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private AccessDeniedHandler accessDeniedHandler;

    @Autowired
    private AuthenticationEntryPoint authenticationEntryPoint;

    @Autowired
    private JwtAuthenticationFilter jwtAuthenticationFilter;

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        //        http
//                //关闭csrf
//                .csrf().disable()
//                //不通过Session获取SecurityContext
//                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
//                .and()
//                .authorizeRequests()
//                // 对于登录接口 允许匿名访问
//                .antMatchers("/door/login").anonymous()
//                // 除上面外的所有请求全部需要鉴权认证
//                .anyRequest().authenticated();
        String[] anonymous = {
                "/user/login",
                "/user/signup",
                "/user/send/code",
                "/user/validate/code",
                "/user/forgot/password",
                "/appendix/**",
                "/avatar/**",
                "/photo/**",
                "/cover/**"
        };
        http.csrf().disable()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                .antMatchers(anonymous).anonymous()
                .anyRequest().authenticated();
//                .antMatchers("/door/hello").permitAll()


        // 登录成功的后续操作
//        http.formLogin().successHandler(authenticationSuccessHandler);

        // 添加过滤器
        http.addFilterBefore(jwtAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);

        // 配置异常分配器
        http.exceptionHandling()
                .authenticationEntryPoint(authenticationEntryPoint)
                .accessDeniedHandler(accessDeniedHandler);

        // 允许跨域
        http.cors();
    }
}
